Number of nX4 binary matrices with no three 1's adjacent in a line diagonally or antidiagonally.

A181215

Number of nX4 binary matrices with no three 1's adjacent in a line diagonally or antidiagonally.

Terms

    a(0) =16a(1) =256a(2) =2500a(3) =28561a(4) =337561a(5) =3857296a(6) =44408896a(7) =512750736a(8) =5909458129a(9) =68121522001a(10) =785456787600

External references